| 1 | /* | 
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| 2 | Bullet Continuous Collision Detection and Physics Library | 
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| 3 | Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/ | 
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| 4 |  | 
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| 5 | This software is provided 'as-is', without any express or implied warranty. | 
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| 6 | In no event will the authors be held liable for any damages arising from the use of this software. | 
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| 7 | Permission is granted to anyone to use this software for any purpose, | 
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| 8 | including commercial applications, and to alter it and redistribute it freely, | 
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| 9 | subject to the following restrictions: | 
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| 10 |  | 
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| 11 | 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. | 
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| 12 | 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. | 
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| 13 | 3. This notice may not be removed or altered from any source distribution. | 
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| 14 | */ | 
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| 15 |  | 
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| 16 | #ifndef EMPTY_ALGORITH | 
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| 17 | #define EMPTY_ALGORITH | 
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| 18 | #include "BulletCollision/BroadphaseCollision/btCollisionAlgorithm.h" | 
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| 19 | #include "btCollisionCreateFunc.h" | 
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| 20 | #include "btCollisionDispatcher.h" | 
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| 21 |  | 
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| 22 | #define ATTRIBUTE_ALIGNED(a) | 
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| 23 |  | 
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| 24 | ///EmptyAlgorithm is a stub for unsupported collision pairs. | 
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| 25 | ///The dispatcher can dispatch a persistent btEmptyAlgorithm to avoid a search every frame. | 
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| 26 | class btEmptyAlgorithm : public btCollisionAlgorithm | 
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| 27 | { | 
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| 28 |  | 
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| 29 | public: | 
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| 30 |  | 
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| 31 | btEmptyAlgorithm(const btCollisionAlgorithmConstructionInfo& ci); | 
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| 32 |  | 
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| 33 | virtual void processCollision (btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut); | 
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| 34 |  | 
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| 35 | virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut); | 
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| 36 |  | 
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| 37 | virtual void    getAllContactManifolds(btManifoldArray& manifoldArray) | 
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| 38 | { | 
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| 39 | } | 
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| 40 |  | 
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| 41 | struct CreateFunc :public       btCollisionAlgorithmCreateFunc | 
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| 42 | { | 
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| 43 | virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1) | 
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| 44 | { | 
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| 45 | (void)body0; | 
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| 46 | (void)body1; | 
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| 47 | void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btEmptyAlgorithm)); | 
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| 48 | return new(mem) btEmptyAlgorithm(ci); | 
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| 49 | } | 
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| 50 | }; | 
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| 51 |  | 
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| 52 | } ATTRIBUTE_ALIGNED(16); | 
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| 53 |  | 
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| 54 | #endif //EMPTY_ALGORITH | 
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